Home / 75,473.32-104,149.38-41,938.60

Finding the Fourth Proportional to 75,473.32, 104,149.38 and 41,938.60

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Solution

The fourth proportional to 75,473.32, 104,149.38 and 41,938.60 is: 57,873.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,473.32 : 104,149.38 = 41,938.60 : x
  2. Step 2: Convert to fraction form
    75,473.32/104,149.38 = 41,938.60/x
  3. Step 3: Cross multiply
    75,473.32x = 104,149.38 × 41,938.60
  4. Step 4: Simplify right side
    75,473.32x = 4,367,879,188.07
  5. Step 5: Solve for x
    x = 4,367,879,188.07/75,473.32
  6. Step 6: Final answer
    x = 57,873.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.